C :

#include <stdio.h>
void main()
{
	int a,b,c,d,t;
	scanf("%d %d %d %d",&a,&b,&c,&d);
	if(a%2==1&&b%2==1&&c%2==1&&d%2==1)
	{
		if(a>b)
		{
			t=a;
			a=b;
			b=t;
			
		} 
		if(b>c)
		{
			t=b;
			b=c;
			c=t;
		}
		if(c>d)
		{
			t=c;
			c=d;
			d=t;
		}
		if(a>b)
		{
			t=a;
			a=b;
			b=t;	
		}
		if(b>c)
		{
			t=b;
			b=c;
			c=t;
		}
		if(a>b)
		{
			t=a;
			a=b;
			b=t;	
		}
		if(a+2==b&&b+2==c&&c+2==d){
			printf("%d+2=%d\n",a,b);
			printf("%d+2=%d\n",b,c);
			printf("%d+2=%d\n",c,d);
			
		}else {
			printf("%d %d %d %d",d,c,b,a);		
     
		}
		
		
			
		
		
		
		
	}
	if(a%2!=1||b%2!=1||c%2!=1||d%2!=1){
					if(a>b)
		{
			t=a;
			a=b;
			b=t;
			
		} 
		if(b>c)
		{
			t=b;
			b=c;
			c=t;
		}
		if(c>d)
		{
			t=c;
			c=d;
			d=t;
		}
		if(a>b)
		{
			t=a;
			a=b;
			b=t;	
		}
		if(b>c)
		{
			t=b;
			b=c;
			c=t;
		}
		if(a>b)
		{
			t=a;
			a=b;
			b=t;	
		}
		printf("%d %d %d %d",d,c,b,a);		
	}
 } 

C++ :

#include<iostream>
using namespace std;
int main(){
	int a,b,c,d,t;
	cin>>a>>b>>c>>d;
	if(a>b){
		t=a;
		a=b;
		b=t;
		
	}
	if(b>c){
		t=b;
		b=c;
		c=t;
	}
	//d最大
	if(c>d){
		t=c;
		c=d;
		d=t;
	}
	if(a>b){
		t=a;
		a=b;
		b=t;
		
	}
	//abc中c最大
	if(b>c){
		t=b;
		b=c;
		c=t;
	}
	//ab中b最大
	if(a>b){
		t=a;
		a=b;
		b=t;
		
	}
	//相邻的2个数差值为2，且其中有一个数是奇数
	if(a+2==b&&b+2==c&&c+2==d&&a % 2 != 0){
		cout<<a<<"+2="<<b<<endl;
		cout<<b<<"+2="<<c<<endl;
		cout<<c<<"+2="<<d<<endl;
	}else{
		cout<<d<<" "<<c<<" "<<b<<" "<<a<<endl;
	}
}

Pascal :

var a:array[1..1000] of longint;
    i,j,t:longint;
begin
  for i:=1 to 4 do
    read(a[i]);
  for i:=1 to 3 do
   for j:=i+1 to 4 do
    if a[i]>a[j] then begin t:=a[i];a[i]:=a[j];a[j]:=t; end;
  if (a[1]+2=a[2])and(a[2]+2=a[3])and(a[3]+2=a[4])and(a[4] mod 2=1) then
    for i:=1 to 3 do
    writeln(a[i],'+2=',a[i+1])
   else
    begin
     for i:=4 downto 2 do
      write(a[i],' ');
     writeln(a[1]);
    end;
end.

Java :

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		@SuppressWarnings("resource")
		Scanner scanner=new Scanner(System.in);
		 int a=scanner.nextInt();
		 int b=scanner.nextInt();
		 int c=scanner.nextInt();
		int d=scanner.nextInt();
		int m=0;
		
		 if(a>b) {
			 m=a;
			 a=b;
			 b=m;
		 }
		 if (a>c) {
			 m=a;
			 a=c;
			 c=m;
		 }
		 if (a>d) {
			 m=a;
			 a=d;
			 d=m;
		 }
		 if (b>c) {
			 m=b;
			 b=c;
			 c=m;
		 }
		 if(b>d) {
			 m=b;
			 b=d;
			 d=m;
		 }
		if(c>d) {
			m=c;
			c=d;
			d=m;
		}
		
		if (a+2==b&&b+2==c&&c+2==d) {
			 System.out.println(a+"+2"+"="+b);
		     System.out.println(b+"+2"+"="+c);
		     System.out.println(c+"+2"+"="+d);}
		else
		 System.out.println(d+" "+c+" "+b+" "+a);		
}

}

Python :

a,b,c,d=map(int,input().split())
if a < b:  # a>b>c>d
    t = a;
    a = b;
    b = t;
if a < c:
    t = a;
    a = c;
    c = t;
if b < c:
    t = b;
    b = c;
    c = t;
if b < d:
    t = b;
    b = d;
    d = t;
if c < d:
    t = c;
    c = d;
    d = t;
if a-b!=2 or b-c!=2 or c-d!=2:
    print(a,b,c,d)
else: 
    if c-d==2:
        print('{}+2={}'.format(d,c))

    if b-c==2:
        print('{}+2={}'.format(c,b))

    if a-b==2:
        print('{}+2={}'.format(b,a))